System error

error:  Failed to connect to taxonomic database: Too many connections at /var/www/research/glossary/common.mason line 184.
context: 
... 
180:  $m->scomp('SELF:DBIuser'),
181:  $m->scomp('SELF:DBIpw')) ||
182:  die("Failed to connect to glossary database: $DBI::errstr");
183:  # $gdbh->trace(2);
184:  $tdbh ||= DBI->connect($m->scomp('SELF:taxDBIname'),
185:  $m->scomp('SELF:taxDBIuser'),
186:  $m->scomp('SELF:taxDBIpw')) ||
187:  die("Failed to connect to taxonomic database: $DBI::errstr");
188:  # $tdbh->trace(2);
... 
code stack:  /var/www/research/glossary/common.mason:184
raw error






























Failed to connect to taxonomic database: Too many connections at /var/www/research/glossary/common.mason line 184.


Trace begun at /usr/share/perl5/HTML/Mason/Exceptions.pm line 125
HTML::Mason::Exceptions::rethrow_exception('Failed to connect to taxonomic database: Too many connections at /var/www/research/glossary/common.mason line 184.^J') called at /var/www/research/glossary/common.mason line 184
HTML::Mason::Commands::__ANON__('termID', 587, 'pagescale', 'big') called at /usr/share/perl5/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0x557edbe97f18)', 'termID', 587, 'pagescale', 'big') called at /usr/share/perl5/HTML/Mason/Request.pm line 1300
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 1292
HTML::Mason::Request::comp(undef, undef, undef, 'termID', 587, 'pagescale', 'big') called at /usr/share/perl5/HTML/Mason/Request.pm line 481
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 481
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 433
HTML::Mason::Request::exec('HTML::Mason::Request::ApacheHandler=HASH(0x557edb84bc38)') called at /usr/share/perl5/HTML/Mason/ApacheHandler.pm line 165
HTML::Mason::Request::ApacheHandler::exec('HTML::Mason::Request::ApacheHandler=HASH(0x557edb84bc38)') called at /usr/share/perl5/HTML/Mason/ApacheHandler.pm line 831
HTML::Mason::ApacheHandler::handle_request('HTML::Mason::ApacheHandler=HASH(0x557edb22e790)', 'Apache2::RequestRec=SCALAR(0x557edb7f5148)') called at /etc/apache2/MasonHandlers/Glossary.pm line 58
MasonHandlers::Glossary::handler('Apache2::RequestRec=SCALAR(0x557edb7f5148)') called at -e line 0
eval {...} at -e line 0